18KT Enamel and Diamond Brooch, Corletto - designed in a wreath motif with fine green guilloche enamel over yellow gold and with (6) prong set full cut round diamonds (2.30mm) weighing approximately .25 total carat (H-I color, VS2 - SI1 clarity) and completed with a single pin stem and trombone closure, stamped 18KT and signed Corletto. Fine estate condition.